实现CADOConn类的关闭记录集函数:void CloseRecordset()

void   CADOConn::CloseRecordset()
{
     if(m_pRecordset->GetState()==adStateOpen)     //判断记录集状态是否为打开状态
        {
               m_pRecordset->Close();    //关闭记录集
        }
}